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Kernel+Userland: Add option for duration of /dev/beep producing sound

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Liav A 2023-08-25 20:26:18 +03:00 • committed by Tim Schumacher
parent 1b00618fd9
commit 26f96d2a42
6 changed files with 13 additions and 5 deletions
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4
Userland/Libraries/LibCore/System.cpp
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@ -149,12 +149,12 @@ namespace Core::System {
#ifdef AK_OS_SERENITY
ErrorOr<void> beep(u16 tone)
ErrorOr<void> beep(u16 tone, u16 milliseconds_duration)
{
static Optional<int> beep_fd;
if (!beep_fd.has_value())
beep_fd = TRY(Core::System::open("/dev/beep"sv, O_RDWR));
BeepInstruction instruction { tone };
BeepInstruction instruction { tone, milliseconds_duration };
TRY(Core::System::write(beep_fd.value(), Span<u8 const>(&instruction, sizeof(BeepInstruction))));
return {};
}